Update debian Docker tag to v13

Author: renovate[bot]

regress/am-debian-old.dockerfile

@@ -3,7 +3,7 @@
 ## 2. podman run -it --device /dev/fuse --cap-add SYS_ADMIN --security-opt unmask=ALL --tmpfs /opt --tmpfs /root/.local/share/applications am-debian-old:latest
 
 # Use the official Debian Jessie image as a parent image
-FROM debian:jessie
+FROM debian:trixie-20260421
 
 # Install dependencies and AM
 RUN echo 'deb http://archive.debian.org/debian jessie main contrib non-free' > /etc/apt/sources.list